Stadium: COURT C Round: 54 Ground: Synthetic outdoor
| ITF Women Makinohara | 2018/10/07 00:30 | Sakura Hondo v Rina Saigo | 6-3,6-2 |
| ITF Women Kyoto | 2018/09/05 01:00 | Nagisa Morimoto v Sakura Hondo | 7-5,4-6,6-4 |
| ITF Women Nanao | 2018/08/30 03:00 | Naiktha Bains v Sakura Hondo | 6-2,6-1 |
| ITF Women Nanao | 2018/08/29 05:25 | Sakura Hondo v Junri Namigata | 4-6,6-4,7-6 |
| ITF Women Nanao | 2018/08/27 01:00 | Sakura Hondo v Ani Vangelova | 6-2,6-2 |
| ITF Women Nanao | 2018/08/26 04:40 | Sakura Hondo v Minami Akiyama | 6-2,6-1 |
| ITF Women Tsukuba | 2018/08/20 01:00 | Haruna Arakawa v Sakura Hondo | 4-6,6-3,6-3 |
| ITF Women Tsukuba | 2018/08/19 03:00 | Minami Akiyama v Sakura Hondo | 2-6,1-6 |
| ITF Women Makinohara | 2018/10/07 00:30 | Chinatsu Shimizu v Anastasia Berezov | 6-3,6-0 |
| ITF Women Kyoto | 2018/09/04 08:50 | Robu Kajitani v Chinatsu Shimizu | 6-4,6-2 |
| ITF Women Nanao | 2018/08/26 01:00 | Mayuka Aikawa v Chinatsu Shimizu | 6-3,6-3 |
| ITF Women Tsukuba | 2018/08/19 00:30 | Akiko Omae v Chinatsu Shimizu | 6-2,6-3 |
| ITF Women Kofu Qual | 2018/06/09 05:30 | Chinatsu Shimizu v Lisa-Marie Rioux | 5-7,3-6 |
| ITF Women Fukuoka Qual | 2018/05/07 01:00 | Olivia Tjandramulia v Chinatsu Shimizu | 7-5,6-3 |
| ITF Women Fukuoka Qual | 2018/05/06 02:50 | Michiru Furuya v Chinatsu Shimizu | 3-6,1-6 |
| ITF Women Gifu Qual | 2018/04/29 02:35 | Chinatsu Shimizu v Rika Fujiwara | 2-6,2-6 |